IEVref:704-20-11ID:
Language:enStatus: Standard
Term: quaternary digital group
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Definition: the assembly, by digital multiplexing, of a specified number of tertiary digital groups constituting the fourth level of a digital multiplex hierarchy

NOTE – The quaternary digital groups standardized by CCITT operate at a digit rate of 97 728 or 139 264 kbit/s.


Publication date:1993-08
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